From: "Nicolas Cadilhac" <cadilhac@cae.com> > I wonder what are those numbers on these lines : > > *nat > :PREROUTING ACCEPT [77070:3730176] > :POSTROUTING ACCEPT [2859:369253] > :OUTPUT ACCEPT [6476:595842] > > sometimes it's 0:0 but since they are really big numbers they are not ports. > Also are these lines policies ? its the number of packets/bytes of the table and its the default policy.. if you do an iptables -L -v you would see the same stuff as table headers for each chain.